1915 Indianpolis 500
31 May Indianpolis - : 804.675 km (4.023 km x 200 Laps)
: 500 Miles (2.5 Miles x 200 Laps)

 Pole Position: Howard Wilcox  (Peugeot)   1.31.0
 Fastest Lap: N/A

Result:

 1   2  2 Ralph DePalma      Mercedes            5:33:55.51
 2   3  3 Dario Resta        Peugeot             5:37:24.94
 3*  5  5 Gil Anderson       Stutz               5:42:27.58
 4*  4  4 Earl Cooper        Stutz               5:46:19.36
 5  15 11 Eddie O'Donnell    Duesenberg          6:08:13.27
 6   8  7 Bob Burman         Peugeot             6:13:19.61
 7   1  1 Howard Wilcox      Stutz               6:14:19.73
 8  10  9 Tom Alley          Duesenberg          6:15:08.01
 9* 19 16 William Carlson    Maxwell             6:19:55.90
10   7 14 Noel Van Raalte    Sunbeam             6:35:23.43
11  28 24 Willie Haupt       Emdem               7:04:01.70

Did Not Finish:

    14 13 Harry Grant        Subbeam                184  Loose mud apron
    21 17 Tom Orr            Maxwell                168  Broken rear axle brng
     6  6 Jean Porporato     Sunbeam                164  Frozen piston
    18 15 Joe Cooper         Duesenberg             154  Wrecked SS
  * 22 18 Ralph Mulford      Duesenberg             124  Broken connecting rod
    16 12 George Babcock     Peugeot                117  Broken cylinder
     9  8 Art Klein          Duesenberg             111  Disqualified – smoking
    23 19 Eddie Rickenbacker Maxwell                103  Broken connecting rod
    27 23 Louis Chevrolet    Cornelian Sterling      76  Broken valve
    17 13 John DePalma       Delage                  41  Broken flywheel
    24 20 John Mais          Mercer                  23  Disqualified, left course
    26 22 George Hill        Bugatti                 20  Broken water pump
    25 21 Charles Cox        Mercer                  12  Broken timing gear
* relieved drivers

Relief Drivers                                           starting driver
     5    John Aitken        Stutz                       Gil Anderson		
     4    John Aitken        Stutz                       Earl Cooper		
    19    Hughie Hughes      Maxwell                     William Carlson		
    22    Billy Chandler     Duesenberg                  Ralph Mulford		

Non qualifiers:

     7    Barney Oldfield    Sunbeam             1:36.0 / 93.750  Withdrew
    12    Jack LeCain        Peugeot             1:40.5 / 89.500  DQ-too many Peugeots
    28    Grant Donaldson    Emdem               1:52.0 / 80.360  Disqualified-inexperience
     7    W. W. Brown        DuChesneau                           Did not qualify
    18    Erwin Bergdoll     Bergdoll                             Did not qualify
    19    Grover Bergdoll    Bergdoll                             Did not qualify
    20    Glover Ruckstell   Mercer                               Did not qualify
    21    Joe Nikrent        Mercer                               Did not qualify
    22    Barney Oldfield    Mercer                               Did not qualify
    22    Eddie Pullen       Mercer                               Did not qualify
    24    Willie Haupt       Bergdoll                             Did not qualify 
    26    Hughie Hughes      Porter                               Did not qualify
    27    Charles Keene      Porter                               Did not qualify
    28    Neil Whalen        Porter                               Did not qualify
    31    Carl Limberg       Sunbeam    	                         Did not qualify
    33    Bob Burman         Peugeot                              Did not qualify	
    34    Tom Orr            Mercer                               Did not qualify
    35    Ralph Mulford      Duesenberg                           Did not qualify
    36    Edward McNay       Mercer                               Did not qualify
    40    Charles Shambaugh  Buick                                Did not qualify
    41    James Hill         Bals                                 Did not qualify
 

Qualifying Times:
Pos Car # Driver Make/Model Speed
1 1 Howdy Wilcox Stutz/Stutz 98.900
2 2 Ralph DePalma Mercedes/Mercedes 98.580
3 3 Dario Resta Peugeot/Peugeot 98.470
4 4 Earl Cooper Stutz/Stutz 96.770
5 5 Gil Anderson Stutz/Stutz 95.140
6 6 Jean Porporato Sunbeam/Sunbeam 94.740
7 8 Bob Burman Peugeot/Peugeot 92.400
8 9 Art Klein Duesenberg/Duesenberg 90.450
9 10 Tom Alley Duesenberg/Duesenberg 90.000
10 14 Harry Grant Sunbeam/Sunbeam 89.290
11 15 Eddie ODonnell Duesenberg/Duesenberg 88.930
12 16 George C. Babcock Peugeot/Peugeot 89.460
13 17 John DePalma Delage/Delage 87.040
14 7 Noel Van Raalte Sunbeam/Sunbeam 86.870
15 18 Joe Cooper Duesenberg/Duesenberg 85.550
16 19 Billy Carlson Maxwell/Maxwell 84.110
17 21 Tom Orr Maxwell/Maxwell 83.550
18 22 Ralph Mulford Duesenberg/Duesenberg 82.720
19 23 Eddie Rickenbacker Maxwell/Maxwell 81.970
20 24 John A. Mais Mais/Mercer 81.970
21 25 G.C. Cox Cino/Mercer 81.520
22 26 George Hill Bugatti/Bugatti 81.520
23 27 Louis Chevrolet Cornelian/Sterling 81.010
24 28 Willie Haupt Emden/Emden 80.360 
RACE NOTES:

 1) Total Purse: $54,300
 2) Promoter: Indianapolis Motor Speedway. AAA Sanction No. 800   
 3) 300 cu in maximum displacement
 4) Minimum of 80 mph qualifying - 1 lap
 5) Starting lineup according to qualifying speed
 6) Race postponed from May 29th to May 31st - rain
 7) Attendance 83,000
 8) Noel Van Raalte orginally enter under the name of Noel Graham as avoid
    British government finding out as he was supposed to be testing aero 
    Engines for the government.